Don't know when to travel?
Flights to get there soon
Flights to Heathrow in the next month
03 Jul
- 26 Jul
C$824
pp
YOW
Ottawa
Swiss International Air Lines
2 stops
LHR
London
LHR
London
Swiss International Air Lines
1 stop
YOW
Ottawa
12 Jul
- 28 Aug
C$830
pp
YOW
Ottawa
Air Canada
1 stop
LHR
London
LHR
London
Deutsche Lufthansa
1 stop
YOW
Ottawa
05 Jul
- 12 Jul
C$861
pp
YOW
Ottawa
Deutsche Lufthansa
Direct
LHR
London
LHR
London
Deutsche Lufthansa
1 stop
YOW
Ottawa
Cheap flights for the next season
Find flight deals in the next 3 months
28 Aug
- 05 Sep
C$812
pp
YOW
Ottawa
Deutsche Lufthansa
1 stop
LHR
London
LHR
London
Deutsche Lufthansa
1 stop
YOW
Ottawa
28 Aug
- 13 Sep
C$812
pp
YOW
Ottawa
Air Canada
1 stop
LHR
London
LHR
London
Air Canada
1 stop
YOW
Ottawa
05 Sep
- 19 Dec
C$818
pp
YOW
Ottawa
Air Canada
1 stop
LHR
London
LHR
London
Swiss International Air Lines
2 stops
YOW
Ottawa
Flights for the forward planner
Search and compare flight prices in the next 6 months
24 Nov
- 27 Nov
C$810
pp
YOW
Ottawa
Air France
1 stop
LHR
London
LHR
London
Air France
2 stops
YOW
Ottawa
10 Oct
- 19 Dec
C$812
pp
YOW
Ottawa
Multiple Airlines
1 stop
LHR
London
LHR
London
Swiss International Air Lines
2 stops
YOW
Ottawa
19 Nov
- 04 Mar
C$813
pp
YOW
Ottawa
Multiple Airlines
1 stop
LHR
London
LHR
London
Swiss International Air Lines
2 stops
YOW
Ottawa
Destination information for Heathrow
Things to know before you go. Useful info for your trip from Ottawa to Heathrow
Currency
Flight time
6 hrs 50 minsAirports close to Ottawa
- Macdonald-Cartier International (YOW)
Avg temp for June
21.2 °CRainfall on Average for June
45.1 mm
How much do things cost?
Loaf of white bread
London
1
Ottawa
2
Cinema ticket
London
14
Ottawa
8
Bottle of wine
London
8
Ottawa
10
1 km taxi journey
London
5
Ottawa
1
1 bedroom apartment downtown
London
1907
Ottawa
816
Additional useful information for Heathrow
117906 users have been comparing flight prices between Ottawa and Heathrow this week.
Currently, our data suggests that 19 airlines fly from Ottawa to Heathrow directly, including Lot Polish Airlines, Air China and American Airlines.
According to recent data, direct flights from Ottawa to Heathrow are available and depart daily.
The weather in Heathrow is likely to be 21°C for the next ten days.
It’s likely that during this time there will be 5.7 mm less rain in Heathrow than in Ottawa.
And that the chance of sunshine will be 30% in Heathrow as opposed to 54% in Ottawa.
Popular flight routes
Explore these flight routes to Heathrow or from Ottawa to uncover alternative great prices
Popular routes to Heathrow
Popular routes from Ottawa